Fix typos in lib/

Reviewed-by: Ryan Moeller <ryan@ixsystems.com>
Reviewed-by: Richard Laager <rlaager@wiktel.com>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Andrea Gelmini <andrea.gelmini@gelma.net>
Closes #9237

lib/libzfs/THIRDPARTYLICENSE.openssl

@@ -101,7 +101,7 @@
  *    must display the following acknowledgement:
  *    "This product includes cryptographic software written by
  *     Eric Young (eay@cryptsoft.com)"
- *    The word 'cryptographic' can be left out if the rouines from the library
+ *    The word 'cryptographic' can be left out if the routines from the library
  *    being used are not cryptographic related :-).
  * 4. If you include any Windows specific code (or a derivative thereof) from 
  *    the apps directory (application code) you must include an acknowledgement:

lib/libzfs/libzfs_crypto.c

@@ -242,7 +242,7 @@ get_key_material_raw(FILE *fd, const char *fsname, zfs_keyformat_t keyformat,
 
 out:
 	if (isatty(fileno(fd))) {
-		/* reset the teminal */
+		/* reset the terminal */
 		(void) tcsetattr(fileno(fd), TCSAFLUSH, &old_term);
 		(void) sigaction(SIGINT, &osigint, NULL);
 		(void) sigaction(SIGTSTP, &osigtstp, NULL);
@@ -1321,7 +1321,7 @@ zfs_crypto_rewrap(zfs_handle_t *zhp, nvlist_t *raw_props, boolean_t inheritkey)
 
 		if (is_encroot) {
 			/*
-			 * If this is already an ecryption root, just keep
+			 * If this is already an encryption root, just keep
 			 * any properties not set by the user.
 			 */
 			if (keyformat == ZFS_KEYFORMAT_NONE) {

lib/libzfs/libzfs_dataset.c

@@ -1452,7 +1452,7 @@ badlabel:
 					 * There was an error in parsing so
 					 * deal with it by issuing an error
 					 * message and leaving after
-					 * uninitializing the the libshare
+					 * uninitializing the libshare
 					 * interface.
 					 */
 					zfs_error_aux(hdl, dgettext(TEXT_DOMAIN,
@@ -1657,7 +1657,7 @@ zfs_add_synthetic_resv(zfs_handle_t *zhp, nvlist_t *nvl)
 
 /*
  * Helper for 'zfs {set|clone} refreservation=auto'.  Must be called after
- * zfs_valid_proplist(), as it is what sets the UINT64_MAX sentinal value.
+ * zfs_valid_proplist(), as it is what sets the UINT64_MAX sentinel value.
  * Return codes must match zfs_add_synthetic_resv().
  */
 static int

lib/libzfs/libzfs_pool.c

@@ -1531,7 +1531,7 @@ zpool_add(zpool_handle_t *zhp, nvlist_t *nvroot)
 
 		case EOVERFLOW:
 			/*
-			 * This occurrs when one of the devices is below
+			 * This occurs when one of the devices is below
 			 * SPA_MINDEVSIZE.  Unfortunately, we can't detect which
 			 * device was the problem device since there's no
 			 * reliable way to determine device size from userland.
@@ -4154,7 +4154,7 @@ zpool_get_errlog(zpool_handle_t *zhp, nvlist_t **nverrlistp)
 	/*
 	 * Sort the resulting bookmarks.  This is a little confusing due to the
 	 * implementation of ZFS_IOC_ERROR_LOG.  The bookmarks are copied last
-	 * to first, and 'zc_nvlist_dst_size' indicates the number of boomarks
+	 * to first, and 'zc_nvlist_dst_size' indicates the number of bookmarks
 	 * _not_ copied as part of the process.  So we point the start of our
 	 * array appropriate and decrement the total number of elements.
 	 */
@@ -4782,7 +4782,7 @@ zpool_label_disk(libzfs_handle_t *hdl, zpool_handle_t *zhp, char *name)
 	if (rval) {
 		zfs_error_aux(hdl, dgettext(TEXT_DOMAIN, "freshly written "
 		    "EFI label on '%s' is damaged.  Ensure\nthis device "
-		    "is not in in use, and is functioning properly: %d"),
+		    "is not in use, and is functioning properly: %d"),
 		    path, rval);
 		return (zfs_error(hdl, EZFS_LABELFAILED, errbuf));
 	}

lib/libzfs/libzfs_sendrecv.c

@@ -4100,7 +4100,7 @@ zfs_receive_one(libzfs_handle_t *hdl, int infd, const char *tosnap,
 
 		/*
 		 * Raw sends can not be performed as an incremental on top
-		 * of existing unencryppted datasets. zfs recv -F cant be
+		 * of existing unencrypted datasets. zfs recv -F can't be
 		 * used to blow away an existing encrypted filesystem. This
 		 * is because it would require the dsl dir to point to the
 		 * new key (or lack of a key) and the old key at the same